the campaign trail is quiet today as each campaign honkers down to study in the final hours. the president is in nevada sparring with massachusetts senator john kerry, playing the role of mitt romney. >> it's not so much winning or losing or the people themselves, the president and myself. it's about somethingigger than that. >> reporter: romney meanwhile is in denver. ohio senator rob port man is doing his best obama impersonation. it has the president beating nationally by three points within the margin of error. despite a rough couple of weeks, however, romney is well within striking distance. right here on the stage, for the first time the two candidates will go face to face. it will focus on domestic policy, things like healthcare and the economy. that's where mitt romney sees his opening. >> these debates are an opportunity for each of to us describe the path way forward. >> reporter: the public is basically split on who they think can do a better job, president obama with a one-point edge at the moment. a praise which hasn't had huge swings, everything can change in on